| Acronym | Definition |
|---|
| NCDI➣National Community Development Initiative |
| NCDI➣National Community Development Institute (est. 2000; East Palo Alto, CA) |
| NCDI➣Network Computing Devices, Inc. (stock symbol) |
| NCDI➣Northern Centre for Digital Imaging (West Yorkshire, UK) |
| NCDI➣National Capital Diagnostic Imaging (Australia) |
| NCDI➣National Centre for Disease Investigation (New Zealand) |